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Trick the DX sensor


A simple trick can override your camera’s DX reading – The image above illustrates how to trick the DX reading of a simple point-and-shoot camera to expose Kodak Tri-X 400 at 1600 ISO…
the process works with any DX reading camera and with any other exposure count / ISO combo:

ASA
1
2
3
4
5
6
ASA
1
2
3
4
5
6
Frames
A
B
C
D
E
F
25
400
12
32
500
20
40
640
24
50
800
36
64
1000
48
80
1250
60
100
1600
72
125
2000
no std.
160
2500
f-stops
A
B
C
D
E
F
200
3200
+1/2 | -1/2
250
4000
+1 | -1
320
5000
+2 | -1
+3 | -1

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This entry was posted on Sunday, January 22nd, 2006 at 7:16 pm. It is filed under learn from markus and tagged with , , , , , . You can follow any responses to this entry through the RSS 2.0 feed.

5 Responses to “Trick the DX sensor”

  1. sasa says:
    November 15, 2006 at 12:06 am

    how about small square self adhesive aluminum foil?

  2. Markus Hartel says:
    November 15, 2006 at 7:37 am

    same thing

  3. ryangwillim says:
    January 4, 2007 at 9:43 pm

    Camera Hacking! Yes! THX for the tip.

  4. cristiano007 says:
    May 22, 2009 at 9:36 am

    Great! I was looking for this!

  5. Calin Burlan says:
    December 7, 2009 at 9:29 am

    hi, can you explain to me what is this DX sensor and what can we do if we trick him ? thanks a lot